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JOURNALS // Zhurnal Vychislitel'noi Matematiki i Matematicheskoi Fiziki // Archive

Zh. Vychisl. Mat. Mat. Fiz., 2015 Volume 55, Number 4, Pages 575–581 (Mi zvmmf10185)

This article is cited in 4 papers

Application of Krein’s series to calculation of sums containing zeros of the Bessel functions

E. V. Sumin, V. B. Sherstyukov

National Nuclear Research University MEPhI, Kashirskoe sh. 31, Moscow, 115409, Russia

Abstract: The Bessel functions of the first kind, $J_{\mathrm{v}}(z)$, with $\mathrm{v}>-1$ are considered. On the basis of the general theorem on the representation of the reciprocal of an entire function in the form of Krein’s series, an expansion of the function $1/J_{\mathrm{v}}(z)$ in simple fractions is obtained. This result is used to calculate the sums of series of a certain structure that contain powers of positive zeros of Bessel functions.

Key words: meromorphic functions, Krein’s series, summation relationships, zeros of Bessel functions, Rayleigh function.

UDC: 519.65

MSC: Primary 33C10; Secondary 30D10, 41A60

Received: 16.06.2014

DOI: 10.7868/S0044466915040134


 English version:
Computational Mathematics and Mathematical Physics, 2015, 55:4, 572–579

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